DS

David E. Sharpe

PU Philip Morris Usa: 2 patents #16 of 74Top 25%
📍 Midlothian, VA: #5 of 70 inventorsTop 8%
🗺 Virginia: #100 of 1,409 inventorsTop 8%
Overall (1997): #42,660 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5613505 Inductive heating systems for smoking articles John M. Campbell, Grier S. Fleischhauer, Charles T. Higgins, Robert L. Ripley, Michael L. Watkins +1 more 1997-03-25
5591368 Heater for use in an electrical smoking system Grier S. Fleischhauer, Patrick H. Hayes, Constance H. Morgan, Mohammad R. Hajaligol, Michael L. Watkins +2 more 1997-01-07